Variation of the stellar color in high-magnification and caustic-crossing microlensing events

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Table 5

Parameters of the light curves shown in Fig. 7.

	log₁₀ [u₀]	t_E	log₁₀ [ρ_*]	m_base, I	T_eff	θ₀	f_V	b_I	q	d	ξ	Δχ²
		(days)		(mag)	(K)	(deg)					(deg)
7a	–3.78	11.6	–1.89	17.3	5726	15.76	0.35	0.94	–	–	340	3774
7b	–3.41	18.7	–2.40	18.3	5860	19.41	0.61	0.99	–	–	81	956
7c	–0.57	49.4	–3.09	19.3	5394	15.54	0.44	0.38	0.78	0.95	–34	0
7d	–0.77	48.9	–2.66	18.4	5889	15.84	0.37	0.83	0.98	0.56	2	1672

Notes. Here, f_V is the ratio of the stellar brightness over the spot to its value at the source center in V -band without spot, and θ₀ is the enclosing angle to the stellar spot as measured from the source center.

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